Referred Conference Papers

  1. Ahmad Ghahreman. (2018). “Recent Developments in Gold Leaching Technologies with Alternative Lixiviants to Cyanide”. 10th International Seminar of Process Hydrometallurgy (HydroProcess 2018), Santiago, Chile, June 20-22, 2018.
  2. Denver Cowan, Ahmad Ghahreman. (2018). “Atmospheric Oxidation of Pyrite in the Presence of Lewatit® AF 5: A Parameters Study”. 10th International Seminar of Process Hydrometallurgy (HydroProcess 2018), Santiago, Chile, June 20-22, 2018.
  3. Farzaneh Sadri, Ahmad Ghahreman. (2018). “A Study on the Effect of Crystal Habit Modifiers on the Co-precipitation of REE with Gypsum”. In A. Kim, H., Wesstrom, B., Alam, S., Ouchi, T., Azimi, G., Neale, R., Wang, N.S., Guan, X. Rare Metals Technology 2018. Paper presented at the TMS 2018: 147th Annual Meeting and Conference, Phoenix, AZ (pp. 24-34). Switzerland: Springer. 
  4. James McNeice, Ahmad Ghahreman. (2018). “Selective Oxidation of Cerium in Rare Earth Solutions, A Comparison of Four Oxidants”. In A. Kim, H., Wesstrom, B., Alam, S., Ouchi, T., Azimi, G., Neale, R., Wang, N.S., Guan, X. Rare Metals Technology 2018. Paper presented at the TMS 2018: 147th Annual Meeting and Conference, Phoenix, AZ (pp. 13-24). Switzerland: Springer. 
  5. Denver Cowan, Ahmad Ghahreman, “Carbon catalyst assisted atmospheric oxidation of pyrite with high elemental sulphur yield in ferric sulphate acidic media”, World Gold Conference 2017 (WGC 2017), Vancouver, BC, August 27-30, 2017.
  6. Denver Cowan, Ahmad Ghahreman, “A preliminary comparison between a granular coconut shell based activated carbon and LEWATIT® AF 5 in the application of gold-bearing pyrite oxidation in acidic ferric sulfate media”, World Gold Conference 2017 (WGC 2017), Vancouver, BC, August 27-30, 2017.
  7. Rina Kim, Ahmad Ghahreman, Michel Epiney, “Electrochemical investigation of the effect of dissolved oxygen on gold cyanidation in presence of sulfidic refractory ores”, World Gold Conference 2017 (WGC 2017), Vancouver, BC, August 27-30, 2017.
  8. Rina Kim, Ahmad Ghahreman, Michel Epiney, “Effect of dissolved oxygen on pre-oxidation and cyanidation of gold ore containing sulfide minerals: a review”, World Gold Conference 2017 (WGC 2017), Vancouver, BC, August 27-30, 2017.
  9. Lin Li, Ahmad Ghahreman, “Effect of temperature on kinetic properties of the Fe(II)/Fe(III) redox couple on the surface of pyrite”, Conference of Metallurgists 2017 (COM 2017), Vancouver, BC, August 27-30, 2017.
  10. Fazel Jahromi, Ahmad Ghahreman, “Quantification and speciation of copper, arsenic and iron in atmospheric leaching of enargite and chalcopyrite in presence of activated carbon and AF5”, Conference of Metallurgists 2017 (COM 2017), Vancouver, BC, August 27-30, 2017.
  11. Fazel Jahromi, Ahmad Ghahreman, “Adsorption and oxidation properties of activated carbon and AF 5 in the copper sulfide minerals leaching process”, Conference of Metallurgists 2017 (COM 2017), Vancouver, BC, August 27-30, 2017.
  12. James McNeice, Ahmad Ghahreman, “The kinetics of Ce(III) oxidation with different oxidants”, Conference of Metallurgists 2017 (COM 2017), Vancouver, BC, August 27-30, 2017.
  13. Alexander Cushing, Ahmad Ghahreman, Sadan Kelebek, “Electrochemical characteristics of iron sulphide minerals in the presence of TETA, SMBS and the case for their joint action”, Conference of Metallurgists 2017 (COM 2017), Vancouver, BC, August 27-30, 2017.
  14. Saeid Karimi, Ahmad Ghahreman, Freshteh Rashchi, Javad Moghaddam, “Electrochemical kinetics of ferric-ferrous reduction-oxidation on sphalerite”, Conference of Metallurgists 2017 (COM 2017), Vancouver, BC, August 27-30, 2017.
  15. Ahmad Ghahreman, “Recent updates on the hydrometallurgical processing of primary copper sulfides”, 9th International Seminar of Process Hydrometallurgy (HydroProcess 2017), Santiago, Chile, June 21-23, 2017 (INVITED PLENARY SPEAKER).
  16. Rebecca Radzinski, Ahmad Ghahreman, “Insights on the behavior o arsenic species on activated carbon during catalytic arsenic oxidation”, 9th International Seminar of Process Hydrometallurgy (HydroProcess 2017), Santiago, Chile, June 21-23, 2017.
  17. Rebecca Radzinski, A. Nazari, Ahmad Ghahreman, “Activated-carbon catalyzed arsenic oxidation: formation of hydrogen peroxide in acidic solutions”, Hydroprocess 2016 Conference, Santiago, Chile, 15 to 17 June 2016.
  18. Choi, A. Ghahremaninezhad, “A novel method for pre-treatment of gold-bearing oxide ores”, World Gold Conference 2015, Misty Hills, Gauteng, South Africa, 29 September–1 October 2015.
  19. Fazel G. Jahromi, Ahmad Ghahremaninezhad, “Atmospheric leaching of enargite in chloride media”, COM 2015 – Toronto, ON, August 2015.
  20. Rebecca Radzinski, Ahmad Ghahremaninezhad, “Activated carbon-assisted oxidation of arsenic species in process solutions and waste waters: the oxidation reaction mechanism”, COM 2015 – Toronto, ON, August 2015.
  21. Ghahremaninezhad, D. Dixon and E. Asselin, “New insights into the electrochemical processes at the chalcopyrite/solution interface”, Hydrometallurgy 2014 – MetSoc, Victoria, BC, June 2014.
  22. Choi, A. Ghahremaninezhad, N. Ahern, “A novel and low cost method for arsenic oxidation”, COM 2014 – Vancouver, BC, September 2014.
  23. Ghahremaninezhad, E. Asselin and D. Dixon, “Cathodic reactions on oxidized chalcopyrite electrode surface”, Electrometallurgy 2012 – TMS Conference, Orlando, Florida, March 2012.
  24. Ghahremaninezhad, E. Asselin and D. Dixon, “An Electrochemical Model for Acidic Dissolution of Chalcopyrite (CuFeS2) Mineral”, Copper 2010 – GDMB, Hamburg, Germany, June 2010.
  25. Ghahremaninezhad, E. Asselin and D. Dixon, “On the Dissolution Sequence of Pyrrhotite: In-Situ Electrochemical Analysis of Surface Layers”, The 48th Annual Conference of Metallurgists, Proceedings of Ni-Co 2009 – The International Symposium, Sudbury, ON, Canada, August 21-26 2009.